Spirometry - Wikipedia, the free encyclopedia
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Spirometry (meaning the measuring of breath ) is the most common of the Pulmonary Function Tests (PFTs), measuring lung function, specifically the measurement of the amount (volume) and/or speed (f...
en.wikipedia.org/wiki/Spirometry
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Introduction Usefulness of lung function assessment Performing spirometric tests Bronchodilatation Characteristic flow-volume curves Expressing test results Longitudinal data Lung function indices Reference values for adults Reference values for children & adolescents Selecting reference values Criteria for obstruction...
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www.spirxpert.com/expressing2.htm
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Deviation from ATS/ERS recommendations ... Of 4343 patients who performed spirometric tests before and after administration of a bronchodilator drug at Dijkzigt Academic Hospital, in 126 patients the FEV1 increased by >12% of the predicted value. ... The following chapter deals with spirometry, predicted values and...
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www.spirxpert.com/pivotal5.htm
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Spirometry may also be suggested by an abnormal x ray, arterial blood gas analysis, or other diagnostic pulmonary test result. The National Lung Health Education Program recommends that regular spirometry tests be performed on persons over 45 years old who have a history of smoking.
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www.surgeryencyclopedia.com/Pa-St/Spirometry-Tests.html
www.surgeryencyclopedia.com/Pa-St/Spirometry-Tests.html
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One of the most misunderstood concepts of COPD diagnosis, for most people and even some medical professionals, is pulmonary function testing (PFTs), particularly spirometry. ... Before the tests are interpreted, individualized data is input into the machine that includes all of your demo-graphical information, including age,
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copd.about.com/b/2009/05/18/how-do-i-interpret-my-spiro...
copd.about.com/b/2009/05/18/how-do-i-interpret-my-spirometry-test.htm
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There is more to reading a spirometry test than just looking at a series of numbers. Before the tests are interpreted, demographic information such as age, sex, height, weight and smoking history is input into the spirometor machine.
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copd.about.com/od/copdexacerbation/f/spirometrytests.ht...
copd.about.com/od/copdexacerbation/f/spirometrytests.htm
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Two cross-sectional studies that performed spirometry tests in adults with no history of tobacco use or respiratory disease suggest that spirometry yields some false-positive results and that the number of false-positive results increase in patients older than 70 years of age.6,7 However, ... Recommendations of Other Groups...
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www.ahrq.gov/clinic/uspstf08/copd/copdrs.htm
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The diffusion characteristics of the membrane through which the gas moves (determined by special tests) ... You cannot measure TLC by spirometry because air remains in the lungs at the end of a maximal exhalation - i.e. the residual volume or RV. The TLC is therefore the summation of FVC + RV. There are a variety of...
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jan.ucc.nau.edu/~daa/lecture/pft.htm
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Thoracic Society’s recommendations for spirometry. Tests provide two pulmonary function measurements: the forced vital capacity (FVC) and the forced expiratory volume in one second; (FEV1).
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www.cdc.gov/niosh/hhe/reports/pdfs/1993-0501-2580.pdf
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